/* ============================================================
   BIZNESWWW.PL — Design System
   Tokens: ink navy / paper white / signal green / amber
   Display: Space Grotesk · Body: Inter · Data/Mono: JetBrains Mono
   ============================================================ */

:root{
  --ink:        #0B0F19;
  --ink-soft:   #141a2b;
  --ink-line:   rgba(255,255,255,.10);
  --paper:      #FAFAF8;
  --paper-dim:  #EFEEE8;
  --paper-line: rgba(11,15,25,.10);
  --signal:     #00D67D;
  --signal-dk:  #00B368;
  --signal-ink: #032B1B;
  --amber:      #FFB020;
  --coral:      #FF5B4A;
  --text-hi:    #0B0F19;
  --text-mid:   #4A5163;
  --text-dim:   #9CA3B0;
  --text-on-ink:#F4F4F2;
  --text-on-ink-dim: #8B93A6;
  --radius-s:   6px;
  --radius-m:   14px;
  --radius-l:   28px;
  --shadow-1:   0 1px 2px rgba(11,15,25,.06);
  --shadow-2:   0 12px 32px rgba(11,15,25,.14);
  --maxw:       1180px;
  --font-display: 'Space Grotesk', 'Arial Narrow', sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:    'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important;}
}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--text-hi);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
}
img{max-width:100%;display:block;}
a{color:inherit;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  margin:0 0 .5em;
  line-height:1.08;
  letter-spacing:-.01em;
  font-weight:700;
}
p{margin:0 0 1em;color:var(--text-mid);}
ul{margin:0;padding:0;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:3px solid var(--signal);outline-offset:2px;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.eyebrow{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--signal-dk);
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--signal);box-shadow:0 0 0 4px rgba(0,214,125,.18);}
.section{padding:96px 0;}
.section--tight{padding:64px 0;}
.section--ink{background:var(--ink);color:var(--text-on-ink);}
.section--ink p{color:var(--text-on-ink-dim);}
.section--ink h2,.section--ink h3{color:var(--text-on-ink);}
.section--dim{background:var(--paper-dim);}
.section-head{max-width:640px;margin-bottom:52px;}
.section-head h2{font-size:clamp(1.9rem,3.4vw,2.7rem);}
.section-head p{font-size:1.05rem;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--font-body);font-weight:600;font-size:.95rem;
  padding:15px 26px;border-radius:999px;border:1px solid transparent;
  text-decoration:none;transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn--signal{background:var(--signal);color:var(--signal-ink);box-shadow:0 8px 22px rgba(0,214,125,.28);}
.btn--signal:hover{background:var(--signal-dk);box-shadow:0 10px 26px rgba(0,214,125,.36);}
.btn--ghost{background:transparent;color:var(--text-on-ink);border-color:var(--ink-line);}
.btn--ghost:hover{border-color:var(--signal);color:var(--signal);}
.btn--ghost-light{background:transparent;color:var(--text-hi);border-color:var(--paper-line);}
.btn--ghost-light:hover{border-color:var(--ink);}
.btn--block{width:100%;}
.btn--sm{padding:11px 18px;font-size:.85rem;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,15,25,.86);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--ink-line);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:76px;}
.logo{font-family:var(--font-display);font-weight:700;font-size:1.25rem;color:var(--text-on-ink);text-decoration:none;letter-spacing:-.02em;}
.logo span{color:var(--signal);}
.nav{display:flex;align-items:center;gap:34px;}
.nav a{color:var(--text-on-ink-dim);text-decoration:none;font-size:.92rem;font-weight:500;transition:color .15s;}
.nav a:hover{color:var(--text-on-ink);}
.header-cta{display:flex;align-items:center;gap:14px;}
.nav-toggle{display:none;background:none;border:1px solid var(--ink-line);border-radius:8px;padding:8px 10px;color:var(--text-on-ink);}
@media (max-width:900px){
  .nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-cta .btn--ghost{display:none;}
}

/* ---------- Hero ---------- */
.hero{
  background:radial-gradient(1100px 600px at 82% -10%, rgba(0,214,125,.16), transparent 60%), var(--ink);
  color:var(--text-on-ink);
  padding:88px 0 100px;
  overflow:hidden;
}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.hero h1{font-size:clamp(2.5rem,5vw,3.9rem);}
.hero h1 .accent{color:var(--signal);}
.hero-sub{font-size:1.15rem;color:var(--text-on-ink-dim);max-width:520px;margin-bottom:34px;}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:42px;}
.hero-proof{display:flex;gap:28px;flex-wrap:wrap;}
.hero-proof div{font-family:var(--font-mono);font-size:.78rem;color:var(--text-on-ink-dim);letter-spacing:.02em;}
.hero-proof strong{display:block;font-family:var(--font-display);font-size:1.5rem;color:var(--text-on-ink);font-weight:700;}

/* Signature widget: live "conversion" panel */
.metric-card{
  background:var(--ink-soft);
  border:1px solid var(--ink-line);
  border-radius:var(--radius-l);
  padding:26px;
  box-shadow:var(--shadow-2);
}
.metric-card__top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;}
.metric-card__top .dot-live{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:.7rem;color:var(--signal);text-transform:uppercase;letter-spacing:.1em;}
.dot-live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--signal);animation:pulse 1.6s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
.metric-card__label{font-family:var(--font-mono);font-size:.68rem;color:var(--text-on-ink-dim);text-transform:uppercase;letter-spacing:.08em;}
.heatmap{display:grid;grid-template-columns:repeat(10,1fr);gap:4px;margin:16px 0 20px;}
.heatmap i{display:block;aspect-ratio:1;border-radius:3px;background:rgba(0,214,125,.08);}
.metric-rows{display:flex;flex-direction:column;gap:14px;}
.metric-row{display:flex;justify-content:space-between;align-items:center;font-size:.85rem;padding-bottom:12px;border-bottom:1px solid var(--ink-line);}
.metric-row:last-child{border-bottom:none;padding-bottom:0;}
.metric-row .k{color:var(--text-on-ink-dim);}
.metric-row .v{font-family:var(--font-mono);color:var(--text-on-ink);font-weight:600;}
.metric-row .v.up{color:var(--signal);}

/* ---------- Advantages grid ---------- */
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--paper-line);border:1px solid var(--paper-line);border-radius:var(--radius-l);overflow:hidden;}
.adv-item{background:var(--paper);padding:32px 28px;}
.adv-item .ico{width:38px;height:38px;border-radius:10px;background:var(--signal);color:var(--signal-ink);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-weight:700;margin-bottom:16px;}
.adv-item h3{font-size:1.05rem;margin-bottom:6px;}
.adv-item p{font-size:.92rem;margin:0;}
@media (max-width:900px){.adv-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:600px){.adv-grid{grid-template-columns:1fr;}}

/* ---------- Pricing ---------- */
.pricing-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.price-card{
  background:var(--paper);border:1px solid var(--paper-line);border-radius:var(--radius-l);
  padding:32px 26px;display:flex;flex-direction:column;position:relative;
}
.price-card--hi{border-color:var(--ink);box-shadow:var(--shadow-2);}
.price-card--hi::before{content:"Najczęściej wybierany";position:absolute;top:-13px;left:26px;background:var(--signal);color:var(--signal-ink);font-family:var(--font-mono);font-size:.66rem;letter-spacing:.06em;text-transform:uppercase;padding:5px 12px;border-radius:999px;}
.price-card__name{font-family:var(--font-mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim);margin-bottom:10px;}
.price-card__price{font-family:var(--font-display);font-size:2.3rem;font-weight:700;margin-bottom:2px;}
.price-card__price small{font-family:var(--font-mono);font-size:.85rem;font-weight:500;color:var(--text-dim);}
.price-card__desc{font-size:.88rem;margin-bottom:20px;}
.price-card ul{margin-bottom:24px;flex:1;}
.price-card li{display:flex;gap:10px;font-size:.9rem;color:var(--text-mid);padding:7px 0;border-top:1px solid var(--paper-line);}
.price-card li:first-child{border-top:none;}
.price-card li::before{content:"✓";color:var(--signal-dk);font-weight:700;}
@media (max-width:980px){.pricing-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:600px){.pricing-grid{grid-template-columns:1fr;}}

/* ---------- Upsell banner ---------- */
.upsell{
  background:linear-gradient(120deg, var(--ink) 0%, #0f1a15 100%);
  border-radius:var(--radius-l);
  padding:44px 44px;
  display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;
  color:var(--text-on-ink);
}
.upsell .tag{font-family:var(--font-mono);font-size:.72rem;color:var(--signal);text-transform:uppercase;letter-spacing:.1em;margin-bottom:10px;display:block;}
.upsell h3{font-size:1.6rem;margin-bottom:8px;}
.upsell .price{font-family:var(--font-mono);font-size:1.1rem;color:var(--amber);}
@media (max-width:760px){.upsell{grid-template-columns:1fr;text-align:left;}}

/* ---------- Process ---------- */
.process-list{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;}
.process-item{border-top:2px solid var(--ink);padding-top:16px;}
.process-item .num{font-family:var(--font-mono);color:var(--signal-dk);font-size:.85rem;}
.process-item h3{font-size:1rem;margin:6px 0 6px;}
.process-item p{font-size:.85rem;margin:0;}
@media (max-width:980px){.process-list{grid-template-columns:repeat(3,1fr);}}
@media (max-width:560px){.process-list{grid-template-columns:repeat(2,1fr);}}
.timeline-badge{
  margin-top:44px;display:flex;gap:20px;flex-wrap:wrap;align-items:center;
  background:var(--paper);border:1px solid var(--paper-line);border-radius:var(--radius-m);padding:22px 26px;
}
.timeline-badge strong{font-family:var(--font-display);font-size:1.3rem;}

/* ---------- Clarity / analytics section ---------- */
.clarity-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.clarity-visual{
  background:var(--ink-soft);border:1px solid var(--ink-line);border-radius:var(--radius-l);
  padding:24px;
}
.clarity-visual .heatmap{grid-template-columns:repeat(12,1fr);}
.clarity-list{display:flex;flex-direction:column;gap:22px;}
.clarity-list .row{display:flex;gap:16px;}
.clarity-list .row .n{font-family:var(--font-mono);color:var(--signal-dk);font-weight:700;}
.clarity-list .row h4{margin:0 0 4px;font-family:var(--font-display);font-size:1.02rem;}
.clarity-list .row p{margin:0;font-size:.9rem;}
@media (max-width:900px){.clarity-grid{grid-template-columns:1fr;}}

/* ---------- Modernization ---------- */
.modern-box{
  background:var(--paper);border:1px dashed var(--paper-line);border-radius:var(--radius-l);
  padding:44px;display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:center;
}
@media (max-width:800px){.modern-box{grid-template-columns:1fr;}}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;}
.faq-item{border-bottom:1px solid var(--paper-line);}
.faq-q{
  width:100%;text-align:left;background:none;border:none;padding:22px 0;
  display:flex;justify-content:space-between;align-items:center;gap:20px;
  font-family:var(--font-display);font-size:1.02rem;font-weight:600;color:var(--text-hi);
}
.faq-q .plus{font-family:var(--font-mono);font-size:1.2rem;color:var(--signal-dk);transition:transform .2s;}
.faq-item[open] .plus{transform:rotate(45deg);}
.faq-a{padding:0 0 22px;font-size:.94rem;color:var(--text-mid);max-width:680px;}
.faq-item summary{list-style:none;cursor:pointer;}
.faq-item summary::-webkit-details-marker{display:none;}

/* ---------- Reviews ---------- */
.review-row{display:flex;gap:20px;overflow-x:auto;padding-bottom:12px;scroll-snap-type:x mandatory;}
.review-card{
  scroll-snap-align:start;flex:0 0 320px;background:var(--paper);border:1px solid var(--paper-line);
  border-radius:var(--radius-m);padding:26px;
}
.review-card .stars{color:var(--amber);font-family:var(--font-mono);letter-spacing:2px;margin-bottom:12px;}
.review-card p{font-size:.92rem;color:var(--text-mid);margin-bottom:16px;}
.review-card .who{font-size:.82rem;font-weight:600;color:var(--text-hi);}
.review-card .who span{display:block;font-weight:400;color:var(--text-dim);font-size:.8rem;}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;}
.contact-info h3{font-size:1.4rem;}
.contact-line{display:flex;align-items:center;gap:12px;padding:14px 0;border-top:1px solid var(--ink-line);}
.contact-line:first-of-type{border-top:none;}
.contact-line a{color:var(--text-on-ink);text-decoration:none;font-weight:600;}
.form-card{background:var(--paper);border-radius:var(--radius-l);padding:34px;color:var(--text-hi);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:.82rem;font-weight:600;margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--paper-line);border-radius:var(--radius-s);
  font-family:var(--font-body);font-size:.94rem;background:#fff;color:var(--text-hi);
}
.field textarea{resize:vertical;min-height:100px;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
@media (max-width:760px){.contact-grid{grid-template-columns:1fr;}.field-row{grid-template-columns:1fr;}}
.form-note{font-size:.78rem;color:var(--text-dim);margin-top:10px;}
.form-status{font-size:.85rem;margin-top:12px;padding:10px 14px;border-radius:var(--radius-s);display:none;}
.form-status.ok{display:block;background:rgba(0,214,125,.12);color:var(--signal-dk);}
.form-status.err{display:block;background:rgba(255,91,74,.12);color:var(--coral);}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:var(--text-on-ink-dim);padding:56px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:44px;}
.footer-grid h4{color:var(--text-on-ink);font-family:var(--font-mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px;}
.footer-grid ul{display:flex;flex-direction:column;gap:9px;}
.footer-grid a{color:var(--text-on-ink-dim);text-decoration:none;font-size:.88rem;}
.footer-grid a:hover{color:var(--signal);}
.footer-bottom{border-top:1px solid var(--ink-line);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.8rem;}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr 1fr;}}

/* ---------- Breadcrumb (subpages) ---------- */
.breadcrumb{font-family:var(--font-mono);font-size:.75rem;color:var(--text-dim);padding:20px 0;}
.breadcrumb a{color:var(--text-dim);text-decoration:none;}
.breadcrumb a:hover{color:var(--signal-dk);}

/* ---------- Legal pages ---------- */
.legal{padding:60px 0 100px;max-width:840px;}
.legal h1{font-size:2.2rem;margin-bottom:8px;}
.legal .updated{font-family:var(--font-mono);font-size:.78rem;color:var(--text-dim);margin-bottom:40px;}
.legal h2{font-size:1.25rem;margin-top:38px;}
.legal p,.legal li{color:var(--text-mid);font-size:.95rem;}
.legal ol,.legal ul{padding-left:22px;margin-bottom:1em;}
.legal li{margin-bottom:.4em;}

/* ---------- Brief page ---------- */
.brief-hero{padding:64px 0 20px;background:var(--ink);color:var(--text-on-ink);}
.brief-hero p{color:var(--text-on-ink-dim);max-width:560px;}
.brief-form-wrap{padding:56px 0 100px;}
.brief-form{max-width:760px;margin:0 auto;background:var(--paper);border:1px solid var(--paper-line);border-radius:var(--radius-l);padding:44px;}
.brief-section{margin-bottom:34px;}
.brief-section h3{font-family:var(--font-mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--signal-dk);margin-bottom:18px;padding-bottom:10px;border-bottom:1px solid var(--paper-line);}
.checkbox-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.checkbox-grid label{display:flex;align-items:center;gap:8px;font-size:.88rem;color:var(--text-mid);font-weight:400;}
.checkbox-grid input{width:auto;}
@media (max-width:600px){.checkbox-grid{grid-template-columns:1fr;}}

/* ---------- Utility ---------- */
.mt-0{margin-top:0;}
.text-center{text-align:center;}
.badge-inline{display:inline-block;background:var(--paper-dim);border-radius:999px;padding:4px 12px;font-family:var(--font-mono);font-size:.72rem;color:var(--text-mid);}